Question

फोर्स एक्सर्टेड ऑन यूनिट सरफेस एरिया बाय वेट ऑफ एरर above it​

Answer 1

Answer:

Atmospheric pressure is the force per unit area exerted on a surface by the weight of air above that surface in the atmosphere of Earth (or that of another planet). In most circumstances atmospheric pressure is closely approximated by the hydrostatic pressure caused by the weight of air above the measurement point.